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Question by 4u2fap · Feb 14, 2014 at 04:20 AM · javascripttransformgetcomponenttag

modifing enemies target inside a radius

basically i am trying to set my players transform as the target of the enemies that pass by him, i have tried a couple of method but the only one that look like i am on the right track is this.

code :

 var range : float = 5.0;
 
 function Update {
 var playerPosition = transform.position;
 var colliders : Collider[] = Physics.OverlapSphere (playerPosition, range);
     
         for (var i = 0; i < colliders.Length; i++) {
             colliders[i].GetComponent(enemies).target = transform;
         } 
 }

i believe that the line colliders[i].GetComponent(enemies).target = transform; is not the way to go. so how can i manage to set my transform as the target of the enemies inside the given radius?

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Answer by whydoidoit · Feb 14, 2014 at 04:39 AM

Well you should use maths instead of physics for this. On each enemy you just check how far away the player is.

  1. Get a reference to the player in the enemy script Start function (use FindObjectsWithTag or perhaps a Singleton script).

  2. On the enemy's Update check the distance to the player - use the square distance for performance

    Player.js

     static var instance : Transform;
    
        function Awake() {
              instance = transform;
        }
    
    

    Enemy.js

       var radius : float = 20;
     
        function Update() {
             if((Player.instance.position - transform.position).sqrMagnitude < (radius * radius)) {
                  //Player is in range
             }
        }
    
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avatar image 4u2fap · Feb 14, 2014 at 05:53 PM 0
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why did i not tough about that its so simple thank you for your help and time :)

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